– Lat/Long: 48.71° N 121.99° W
South Twin Sister
Weather Forecast, United StatesIssued: 10 pm Mon 13 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 10 pm Mon 13 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 10 pm Mon 13 Jul Local Time
Updates in:
Update imminent hr min s
3 South Twin Sister Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Warm (max 30°C on Thu afternoon, min 16°C on Mon night). Wind will be generally light. | Days 5–7 Weather SummaryLight rain (total 4mm), mostly falling on Fri morning. Warm (max 22°C on Sun afternoon, min 12°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  |  |  |  |  | |  | | | | | | | | | | |
clear | clear | clear | some clouds | cloudy | rain shwrs | clear | some clouds | clear | rain shwrs | rain shwrs | rain shwrs | clear | some clouds | rain shwrs | clear | clear | some clouds | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | 0.1 | — | — | — | 1.6 | 1.7 | 0.6 | — | — | 0.1 | — | — | — | — |
max °C | 20 | 22 | 26 | 22 | 23 | 27 | 23 | 28 | 30 | 21 | 17 | 20 | 20 | 16 | 19 | 16 | 19 | 22 | 19 |
min °C | 16 | 19 | 25 | 18 | 19 | 24 | 20 | 24 | 27 | 16 | 17 | 18 | 12 | 13 | 18 | 12 | 15 | 22 | 17 |
chill °C | 16 | 19 | 25 | 18 | 19 | 24 | 20 | 24 | 27 | 16 | 17 | 18 | 12 | 13 | 18 | 12 | 15 | 22 | 17 |
Freezing level m | 3950 | 4000 | 4150 | 4150 | 3500 | 4000 | 4150 | 4250 | 4450 | 4500 | 4150 | 4100 | 3750 | 3100 | 3350 | 3500 | 3950 | 4050 | 4000 |
Cloud base (m) | 3200 | 5400 | 5700 | 600 | 600 | 700 | 1800 | 1800 | 2150 | 8600 | |||||||||
 | — | 5:18 | — | — | 5:20 | — | — | 5:20 | — | — | 5:22 | — | — | 5:24 | — | — | 5:24 | — | — |
 | — | — | — | 9:07 | — | — | 9:06 | — | — | 9:05 | — | — | 9:04 | — | — | 9:02 | — | — | 9:01 |
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South Twin Sister Weather (Days 0-3):
The weather forecast for South Twin Sister is: Mostly dry. Warm (max 30°C on Thu afternoon, min 16°C on Mon night). Wind will be generally light.
South Twin Sister Weather (Days 3-6):
Light rain (total 4mm), mostly falling on Fri morning. Warm (max 22°C on Sun afternoon, min 12°C on Fri night). Wind will be generally light.
This table gives the weather forecast for South Twin Sister at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of South Twin Sister. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of Washington.